Anti-Vibration Design: The Folding Box Carrying Handle Has A Built-In Strong Return Spring That Automatically Springs Back To Prevent The Handle From Rattling During Carrying And Won'T Hurt Your Hands Even When Lifting Heavy Objects . Insulated Handle Design: The Stainless Steel Folding Handle Is Equipped With An Insulated Rubber Handle Cover, Which Can Protect Your Hands From Injury And Effectively Isolate The Danger Caused By Static Electricity, Which Is Very Safe And Convenient. Easy To Use: There Are 4 Screw Holes On Each Folding Handle, Which Only Need To Be Tightened And Installed At The Predetermined Position, And The Strong And Thick Handle Uses Rivets For Welding, Which Makes Welding Between Steel Plates Stronger And More Durable. Wide Range Of Applications: Stainless Steel Box Handles Are Widely Used In Various Packing Boxes. E, Aluminum Box Handles, Mechanical Side Handles, Tool Box Handles, Military Box Handles, Various Aviation Boxes, Etc. Perfect Service: If You Have Any Problems After Receiving The Product, Please Don'T Do Not Hesitate To Contact Us. We Will Provide You With A 100% Satisfactory Solution Within 24 Hours.